CN217846127U

CN217846127U - PCB detection device

Info

Publication number: CN217846127U
Application number: CN202222022944.1U
Authority: CN
Inventors: 韩召会; 何立亮
Original assignee: Jinan Feiteng Electronics Co ltd
Current assignee: Jinan Feiteng Electronics Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-11-18
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a PCB board detection device belongs to the technical field that the PCB board detected, and it includes two sets of centre gripping subassemblies, two supports and two sets of runner assembly, and is a set of the centre gripping subassembly with the runner assembly is installed in one on the support, it is two sets of the centre gripping subassembly is used for the centre gripping to await measuring both sides or both ends of PCB board, and is a set of the runner assembly is used for driving a set ofly the rotation of centre gripping subassembly. When the PCB is detected, the two groups of clamping components clamp the PCB to be detected, after the detection of the PCB to be detected is completed, the two groups of rotating components are started, and the two groups of rotating components drive the corresponding clamping components to rotate, so that the turnover of the PCB to be detected is realized, and the double-sided detection of the PCB to be detected is further realized; because the PCB to be detected does not need to be taken down, turned over and installed again, the rotating assembly can drive the PCB to be detected to rotate, the steps of double-sided detection are reduced, and the efficiency of PCB detection is improved.

Description

PCB board detection device

Technical Field

The application relates to the technical field of PCB detection, in particular to a PCB detection device.

Background

With the development of electronic technology and manufacturing technology, the application range and frequency of PCB boards are increasing, and PCB inspection is an important step in PCB production process and an indispensable production process.

In the related art, patent with publication number CN205262982U and publication number 2016-05-25 discloses an automatic detection device for PCB appearance, which comprises a support leg, a detection device body, a storage device, an automatic control device, a vacuum pump, a light source, a slide rail, a slider, a lifting mechanism, a telescopic rod, a camera, an adsorption plate, a USB interface, a power source interface, a photosensitive sensor, an adsorption tank, a vacuum air hole and a detection bracket, wherein the vacuum pump is arranged at the left end of the detection device body, the storage device is arranged at the right side of the automatic control device, the detection bracket is arranged above the detection device body, the adsorption plate is arranged at the bottom of the detection bracket, the vacuum air hole is arranged in an inner cavity of the adsorption tank, the photosensitive sensor is arranged above the left side of the adsorption plate, the light source is arranged above the adsorption plate, the slider is connected with the slide rail in a sliding manner, the lifting mechanism is arranged below the slider, the camera is arranged below the telescopic rod, and the lifting mechanism, the light source, the photosensitive sensor and the camera are all electrically connected with the automatic control device through connecting wires. The during operation at first through power source, is connected the check out test set body with the computer through the USB interface, then opens the vacuum pump, places the PCB board on the adsorption plate, and the PCB board is tightly inhaled in the absorption groove, through automatic control device control elevating system for the camera of telescopic link lower extreme just reaches the top of PCB board, and the camera will be shot the image and pass through transmission line transmission to the computer, thereby detects whether qualified in outward appearance of PCB board.

In view of the above-mentioned related art, the inventors found that the following technical drawbacks exist: because after the PCB single face detection is accomplished, need close the vacuum pump, then the reversal PCB board, restart the vacuum pump, adsorb the PCB board, the step that the two-sided detection of PCB board is comparatively loaded down with trivial details, consequently leads to the PCB board detection inefficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency of detecting the PCB board, this application provides a PCB board detection device.

The application provides a PCB board detection device adopts following technical scheme:

the utility model provides a PCB board detection device, includes two sets of centre gripping subassemblies, two supports and two sets of rotating assembly, and is a set of the centre gripping subassembly with rotating assembly installs in one on the support, it is two sets of the centre gripping subassembly is used for the both sides or the both ends of centre gripping PCB board that awaits measuring, and is a set of rotating assembly is used for driving a set of the rotation of centre gripping subassembly.

By adopting the technical scheme, when the PCB is detected, the two groups of clamping components clamp the PCB to be detected, after the detection of the PCB to be detected is completed, the two groups of rotating components are started, and the two groups of rotating components drive the corresponding clamping components to rotate, so that the turnover of the PCB to be detected is realized, and the double-sided detection of the PCB to be detected is further realized;

because the PCB to be detected does not need to be taken down, turned over and installed again, the rotating assembly can drive the PCB to be detected to rotate, the steps of double-sided detection are reduced, and the efficiency of PCB detection is improved.

Optionally, the clamping assembly includes two bidirectional cylinders, two clamping plates and two clamping blocks, one end of each clamping plate is fixedly connected with the telescopic end of each bidirectional cylinder, one end of each clamping plate, which is far away from each bidirectional cylinder, is fixedly connected with each clamping block, and each clamping block is perpendicular to each clamping plate; the two clamping blocks are used for clamping the edge of the PCB to be tested.

By adopting the technical scheme, when the bidirectional cylinder is stretched, the two piston rods drive the two clamping blocks to move away from each other, and when the bidirectional cylinder is contracted, the two clamping blocks move in opposite directions, so that the PCB to be tested is clamped.

Optionally, the PCB detection device further includes a base, the rotating assembly includes a gear, a rack, and an air cylinder, the air cylinder is mounted on the base, and the rack is fixedly connected to a piston rod of the air cylinder; the support is rotatably connected with a support rod, and the bidirectional cylinder is arranged at one end of the support rod; the gear is coaxially and fixedly connected to the other end of the supporting rod and meshed with the rack.

By adopting the technical scheme, when the cylinder stretches, the piston rod drives the rack to move, the rack drives the gear to rotate, and the gear drives the supporting rod to rotate, so that the rotation of the bidirectional cylinder is realized, and further the turnover of the PCB to be tested is realized.

Optionally, the PCB detection device further comprises a lifting plate for placing the PCB to be detected, a sliding assembly, a dust removal assembly and a pushing assembly, and a cavity communicated with the outside and used for accommodating the PCB to be detected is formed in the base; the lifting plate is connected in the cavity in a sliding manner, and the sliding assembly is arranged in the cavity and used for driving the lifting plate to slide towards or away from the clamping assembly; the dust removal components are arranged on two sides of the cavity of the base and used for removing dust of the PCB to be tested; the pushing assemblies are provided with two groups and are arranged on the supporting rod, and one group of pushing assemblies are used for pushing one group of clamping assemblies to move.

Through adopting above-mentioned technical scheme, when the PCB board that awaits measuring was put into the lifter plate in the cavity on, the subassembly that removes dust began to remove dust to the PCB board that awaits measuring, and then the subassembly drive lifter plate that slides rises to make the PCB board that awaits measuring arrange in between two sets of centre gripping subassemblies.

Optionally, the sliding assembly comprises a reciprocating lead screw and a motor, the motor is installed inside the cavity, an output shaft of the motor is coaxially and fixedly connected with the reciprocating lead screw, the reciprocating lead screw is rotatably connected into the cavity, the lifting plate is in threaded connection with the reciprocating lead screw, and the side wall of the lifting plate is abutted to the inner wall of the cavity.

Through adopting above-mentioned technical scheme, when the lifter plate goes up and down, the starter motor, the reciprocal lead screw of motor drive rotates, the lift of reciprocal lead screw drive lifter plate to make the lifter plate be close to or keep away from the centre gripping subassembly.

Optionally, two groups of dust removing assemblies are arranged, and the two groups of dust removing assemblies are both mounted on the base and distributed on two sides of the cavity; the dust removal assembly comprises a blower, two grooves are formed in the inner side wall, close to the blower, of the cavity, and the two grooves are inclined towards the PCB to be tested; the blower is communicated with the two grooves.

Through adopting above-mentioned technical scheme, the purpose that sets up the air-blower can remove dust to the PCB board that awaits measuring in advance before the PCB board that awaits measuring of centre gripping subassembly centre gripping, further improves the detection efficiency to the PCB board that awaits measuring.

Optionally, the pushing assembly includes an electric push rod, a fixed end of the electric push rod is installed at one end of the supporting rod, and the bidirectional cylinder is installed at a telescopic end of the electric push rod.

Through adopting above-mentioned technical scheme, make electric putter can drive the centre gripping subassembly and remove to make things convenient for centre gripping subassembly centre gripping PCB board that awaits measuring.

Optionally, the lifting plate is fixedly connected with a supporting block for placing the PCB to be tested, and the area of the supporting block is smaller than that of the PCB to be tested.

Through adopting above-mentioned technical scheme, the purpose that sets up the supporting shoe is for leave the clearance between the edge of the PCB board that awaits measuring and the lifter plate, thereby make things convenient for the centre gripping subassembly centre gripping PCB board that awaits measuring.

Optionally, the outer wall of the base is rotatably connected with a rotating door, and the rotating door is used for opening and closing the cavity.

Through adopting above-mentioned technical scheme, the purpose that sets up the revolving door is, and the PCB board that awaits measuring on the lifter plate carries on spacingly, when preventing that the air-blower from removing dust to the PCB board that awaits measuring, the PCB board that awaits measuring breaks away from out the cavity.

Optionally, the side wall of the lifting plate close to the reciprocating screw is fixedly connected with a protection plate.

Through adopting above-mentioned technical scheme, when putting into the cavity to the PCB board, one side butt guard plate of PCB board to avoided reciprocal lead screw to probably produce the condition of damaging to the PCB board at the rotation in-process.

In summary, the present application has at least the following advantages:

1. because the clamping assembly is arranged to clamp the PCB to be detected, and the rotating assembly is arranged to drive the clamping assembly to rotate, the PCB to be detected does not need to be taken down and installed after being turned over, and the turning-over of the PCB to be detected can be realized, so that the steps of double-side detection are reduced, and the efficiency of PCB detection is improved.

2. The purpose of installing the air blower and arranging the two inclined grooves on the base is that the PCB to be detected can be dedusted in advance before the clamping assembly clamps the PCB to be detected, and the detection efficiency is further improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of a base structure mainly showing a structure of a sliding assembly in the embodiment of the present application.

Fig. 3 is a schematic structural view of a base mainly showing the structure of a dust removing assembly in the embodiment of the present application.

FIG. 4 is a schematic structural diagram mainly illustrating a connection relationship between the clamping assembly, the pushing assembly and the rotating assembly according to an embodiment of the present application.

Description of reference numerals: 1. a clamping assembly; 111. a bidirectional cylinder; 112. a splint; 113. a clamping block; 2. a pushing assembly; 21. an electric push rod; 3. a rotating assembly; 31. a gear; 32. a rack; 33. a cylinder; 4. a support; 5. a PCB appearance automatic detection mechanism; 51. a support plate; 52. a camera; 7. a support bar; 8. a lifting plate; 9. heightening blocks; 13. a base; 14. a sliding component; 141. a reciprocating screw; 142. a motor; 15. a cavity; 16. a support block; 17. a protection plate; 18. a rotating door; 20. a bolt; 22. a dust removal assembly; 23. a blower; 24. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The application discloses PCB board detection device.

Referring to fig. 1, the pcb detection device includes a base 13, two sets of clamping assemblies 1, two sets of pushing assemblies 2, two sets of rotating assemblies 3 and two brackets 4, the two brackets 4 are welded on the surface of the base 13, and the two sets of pushing assemblies 2 are respectively mounted on the corresponding brackets 4; two sets of runner assembly 3 all install on base 13, and a set of runner assembly 3 is used for driving the rotation of a set of pushing assembly 2, and a set of centre gripping subassembly 1 is installed on a set of pushing assembly 2, and two sets of centre gripping subassemblies 1 are used for the centre gripping PCB board that awaits measuring.

Still be equipped with PCB outward appearance automated inspection mechanism 5 on the base 13, this detection mechanism 5 includes backup pad 51 and camera 52, and backup pad 51 welds at the base 13 lateral wall, and camera 52 passes through the bolt mounting on backup pad 51 and be close to centre gripping subassembly 1 in the height.

Referring to fig. 1 and fig. 2, the detection device further comprises a lifting plate 8 and a sliding assembly 14, a cavity 15 which is communicated with the outside and is used for containing the PCB to be detected is formed in the base 13, the cavity 15 is formed between the two supports 4, the sliding assembly 14 is installed in the cavity 15, the sliding assembly 14 is used for driving the lifting plate 8 to lift close to or far away from the clamping assembly 1, and the PCB to be detected is placed on the lifting plate 8.

The sliding assembly 14 comprises a reciprocating screw rod 141 and a motor 142, the motor 142 is mounted in the cavity 15 of the base 13 through bolts, an output shaft is fixedly connected with the reciprocating screw rod 141 in a coaxial mode, the reciprocating screw rod 141 is rotatably connected inside the cavity 15, the lifting plate 8 is in threaded connection with the reciprocating screw rod 141, and two sides of the lifting plate are abutted to the side wall of the cavity 15.

In order to facilitate the clamping of the clamping component 1 to the PCB to be tested, the supporting block 16 is welded on the surface of the lifting plate 8, the area of the supporting block 16 is smaller than that of the PCB to be tested, and the PCB to be tested is placed on the supporting block 16.

In order to avoid the reciprocating screw rod 141 from damaging the PCB to be tested in the rotating process, a protection plate 17 is welded on the side wall of the lifting plate 8 close to the reciprocating screw rod 141.

Referring to fig. 3, the PCB detection device further includes two sets of dust removing assemblies 22, and the two sets of dust removing assemblies 22 are both mounted on the base 13 and used for removing dust from the PCB to be detected.

Take a set of dedusting assemblies 22 as an example: the dust removing assembly 22 comprises a blower 23, wherein the blower 23 is arranged on one side of the surface of the base 13; two sets of recesses 24 have been seted up to the inside wall that cavity 15 is close to air-blower 23, and two sets of recesses 24 all incline to the PCB board surface that awaits measuring, and air-blower 23 and two sets of 24 groove intercommunications in recess.

In order to prevent the PCB to be tested from being separated from the cavity 15 in the process of removing dust from the PCB to be tested; the outer wall of the base is rotatably connected with a rotating door 18, and the rotating door 18 is used for opening and closing the cavity 15; a latch 20 is bolted to the outer wall of the base 13, and the latch 20 locks the swing door 18 after the swing door 18 closes the cavity 15.

Referring to fig. 4, taking a rotating assembly 3 as an example, the rotating assembly 3 includes a gear 31, a rack 32 and a cylinder 33, the heightening block 9 is welded on the base 13, the cylinder 33 is mounted on the heightening block 9 through a bolt, the rack 32 is fixedly connected to a piston rod of the cylinder 33, and the rack 32 is slidably connected with the heightening block 9. The support 4 is rotatably connected with a support rod 7, the gear 31 is coaxially and fixedly connected with the support rod 7, and the rack 32 is meshed with the gear 31.

The pushing assembly 2 comprises an electric push rod 21, the fixed end of the electric push rod 21 is mounted on the support rod 7 through a bolt, and the clamping assembly 1 is mounted at the telescopic end of the electric push rod 21.

The clamping assembly 1 can comprise a bidirectional cylinder 111, a cylinder body of the bidirectional cylinder 111 is mounted at a telescopic end of the electric push rod 21 through a bolt, clamping plates 112 are welded on two piston rods of the bidirectional cylinder 111, and clamping blocks 113 are welded on the clamping plates 112; the edge of the PCB to be tested is placed between the two clamping blocks 113.

The implementation principle of the embodiment is as follows:

when the PCB to be detected is detected, the PCB to be detected is placed on the supporting block 16, then the rotating door 18 is rotated, and the bolt 20 is inserted; then, starting the blower 23 to remove dust on the surface of the PCB to be tested; after dust removal is finished, the motor 142 is started, the motor 142 drives the reciprocating screw rod 141 to rotate, the reciprocating screw rod 141 drives the lifting plate 8 to ascend, when the lifting plate 8 ascends between the two clamping blocks 113, the electric push rod 21 is started, the electric push rod 21 stretches, the two clamping blocks 113 are driven to be close to the PCB to be detected, then the two-way cylinder 111 is started, the two-way cylinder 111 contracts, and the two clamping blocks 113 clamp the edge of the PCB to be detected; then, the camera 52 is started to detect the appearance of the PCB to be detected; after the single-side detection of the PCB to be detected is completed, the air cylinder 33 is started, and the air cylinder 33 is stretched, so that the rack 32 drives the gear 31 to rotate, further the electric push rod 21 is driven to rotate, further the bidirectional air cylinder 111 is driven to rotate, and the turnover of the PCB to be detected is realized.

The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the present application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

Claims

1. The utility model provides a PCB board detection device which characterized in that: including two sets of centre gripping subassemblies (1), two supports (4) and two sets of runner assembly (3), a set of centre gripping subassembly (1) with runner assembly (3) install in one on support (4), it is two sets of centre gripping subassembly (1) is used for the centre gripping to await measuring both sides or both ends of PCB board, and is a set of runner assembly (3) are used for driving a set of the rotation of centre gripping subassembly (1).

2. The PCB detection device of claim 1, wherein: the clamping assembly (1) comprises two bidirectional cylinders (111), two clamping plates (112) and two clamping blocks (113), one end of each clamping plate (112) is fixedly connected with the telescopic end of each bidirectional cylinder (111), one end, far away from the bidirectional cylinders (111), of each clamping plate (112) is fixedly connected with the corresponding clamping block (113), and the clamping blocks (113) are perpendicular to the clamping plates (112); the two clamping blocks (113) are used for clamping the edge of the PCB to be tested.

3. The PCB detection device of claim 2, wherein: the PCB detection device further comprises a base (13), the rotating assembly (3) comprises a gear (31), a rack (32) and an air cylinder (33), the air cylinder (33) is installed on the base (13), and the rack (32) is fixedly connected to a piston rod of the air cylinder (33); the support (4) is rotatably connected with a supporting rod (7), the two-way cylinder (111) is installed at one end of the supporting rod (7), and the gear (31) is coaxially and fixedly connected to the other end of the supporting rod (7) and meshed with the rack (32).

4. The PCB detection device of claim 3, wherein: the PCB detection device further comprises a lifting plate (8) for placing the PCB to be detected, a sliding assembly (14), a dust removal assembly (22) and a pushing assembly (2), wherein a cavity (15) which is communicated with the outside and is used for containing the PCB to be detected is formed in the base (13); the lifting plate (8) is connected in the cavity (15) in a sliding manner, and the sliding assembly (14) is arranged in the cavity (15) and used for driving the lifting plate (8) to slide towards or away from the clamping assembly (1); the dust removal assemblies (22) are arranged on two sides of the cavity (15) of the base (13) and used for removing dust of the PCB to be tested; the pushing assembly (2) is provided with two groups and is arranged on the supporting rod (7), and the pushing assembly (2) is used for pushing the clamping assembly (1) to move.

5. The PCB detection device of claim 4, wherein: the sliding assembly (14) comprises a reciprocating lead screw (141) and a motor (142), the motor (142) is installed inside the cavity (15), an output shaft of the motor (142) is coaxially and fixedly connected with the reciprocating lead screw (141), the reciprocating lead screw (141) is rotatably connected into the cavity (15), the lifting plate (8) is in threaded connection with the reciprocating lead screw (141), and the side wall of the lifting plate (8) is abutted to the inner wall of the cavity (15).

6. The PCB board detection device of claim 4, wherein: two groups of dust removing components (22) are arranged, and the two groups of dust removing components (22) are arranged on the base (13) and distributed on two sides of the cavity (15); the dust removal assembly (22) comprises an air blower (23), two grooves (24) are formed in the inner side wall, close to the air blower (23), of the cavity (15), and the two grooves (24) are inclined towards the PCB to be tested; the blower (23) is communicated with the two grooves (24).

7. The PCB board detection device of claim 4, wherein: promote subassembly (2) including electric putter (21), the stiff end of electric putter (21) install in the one end of bracing piece (7), two-way cylinder (111) install in the flexible end of electric putter (21).

8. The PCB board detection device of claim 4, wherein: fixedly connected with is used for placing PCB board's that awaits measuring support block (16) on lifter plate (8), the area of support block (16) is less than the area of PCB board that awaits measuring.

9. The PCB board detection device of claim 4, wherein: the outer wall of the base (13) is rotatably connected with a rotating door (18), and the rotating door (18) is used for opening and closing the cavity (15).

10. The PCB detection device of claim 5, wherein: the side wall of the lifting plate (8) close to the reciprocating screw rod (141) is fixedly connected with a protection plate (17).